UFO Flashes Over Winnipeg, Gone in Split Second

I just got back from a girlfriends house  and I saw something in the sky. Right now, here in Winnipeg, it is about 12:00 AM. 

I said to her, "Look at the bright light pass that airplane."  It seemed to be just crusing across the sky with no care in the world, when suddenly.... swooooosh!  It was gone like a flash lof light....